#!/usr/bin/env python3 import sys from functools import reduce def parse(f): cur = [] for line in f: if line == '\n': yield cur cur = [] else: cur.append(line.rstrip()) yield cur groups = list(parse(sys.stdin)) print(sum(len(reduce(set.union, map(set, g))) for g in groups)) print(sum(len(reduce(set.intersection, map(set, g))) for g in groups))